Plant support arm



FIG. 1 is a perspective view of a plant support arm according to the invention;

FIG. 2 is a right side view of the plant support arm of FIG. 1 ;

FIG. 3 is a left side view of the plant support arm of FIG. 1 ;

FIG. 4 is a front view of the plant support arm of FIG. 1 ;

FIG. 5 is a rear view of the plant support arm of FIG. 1 ;

FIG. 6 is a top view of the plant support arm of FIG. 1 ;

FIG. 7 is a bottom view of the plant support arm of FIG. 1 ; and,

FIG. 8 is another perspective view of the plant support arm of FIG. 1 .

The broken lines shown in FIG. 8 are for the purpose of illustrating the environment in which the plant support arm is associated and form no part of the claimed design. 

CLAIM The ornamental design for a plant support arm, as shown and described. 